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changes.mady.by.user Chris Hegarty

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changes.mady.by.user Chris Hegarty

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  • Add int8 scalar quantization to the HNSW vector format. This optionally allows for more compact lossy storage for the vectors, requiring about 75% memory for fast HNSW search.

  • HNSW graph now can be merged with multiple

    • thread

  • threads, leveraging the same infrastructure that inter-segment concurrency utilizes.

Improvements

  • Speed up Panama vector support, use FMA, and test improvements. 
  • FSTCompiler can now approximately limit how much RAM it uses to share suffixes share suffixes during FST construction using the suffixRAMLimitMB method. 

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